Make your sex life even more pleasurable than it already is by purchasing the Smart Balls. A take off the Ben Wa balls with European flair, the Smart Balls offer you an easy way to massage, train, and ultimately stimulate your vaginal muscles to increase the pleasure you and your partner feel while having fun in the bedroom. Featuring smaller weighted balls that reside inside the larger smart balls, you will feel a gentle, yet intense vibration while they are inside you that results in one intimate and exciting massage. Crafted from elastomed that is hygienically body safe, they are tremendously sturdy so you do not have to worry about them breaking now matter how many times you decide to give your vagina a work out. On top of that, they are extremely easy to clean and with your purchase, you will receive a detailed instructional book on how to use them along with bodyfluid lubricant to help you get used to them the first time around. One of those sexual pleasure tools that will only enhance your sex life, make sure you purchase them now. Measurements include four inches from end to end along with a three and a half inch string.